Home / 14,853.60-20,502.36-8,570.16

Finding the Fourth Proportional to 14,853.60, 20,502.36 and 8,570.16

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Solution

The fourth proportional to 14,853.60, 20,502.36 and 8,570.16 is: 11,829.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,853.60 : 20,502.36 = 8,570.16 : x
  2. Step 2: Convert to fraction form
    14,853.60/20,502.36 = 8,570.16/x
  3. Step 3: Cross multiply
    14,853.60x = 20,502.36 × 8,570.16
  4. Step 4: Simplify right side
    14,853.60x = 175,708,505.58
  5. Step 5: Solve for x
    x = 175,708,505.58/14,853.60
  6. Step 6: Final answer
    x = 11,829.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.